"use client"
import { usePathname, useSearchParams } from "next/navigation"
import { useState } from "react"
import { useIntl } from "react-intl"

import { serializeBookingSearchParams } from "@scandic-hotels/booking-flow/utils/url"
import { BOOK_NOW_SESSION_KEY } from "@scandic-hotels/common/constants/sessionKeys"
import { LinkList } from "@scandic-hotels/design-system/LinkList"
import { MessageBanner } from "@scandic-hotels/design-system/MessageBanner"
import Modal from "@scandic-hotels/design-system/Modal"
import { Typography } from "@scandic-hotels/design-system/Typography"
import { trackClick, trackEvent } from "@scandic-hotels/tracking/base"
import { SEARCH_TYPE_REDEMPTION } from "@scandic-hotels/trpc/constants/booking"

import { rewardNightsURL } from "@/constants/rewards"

import InfoCardWithImage from "@/components/ContentType/StartPage/InfoCardWithImage"

import { UsePointsButton } from "./UsePointsButton"

import styles from "./UsePoints.module.css"

import type { ButtonProps } from "@scandic-hotels/design-system/Button"
import type { UsePointsModalData } from "@scandic-hotels/trpc/routers/contentstack/UsePointsModal/output"

function trackButtonClick(label: string) {
  trackClick(label)
  if (label === "book now") {
    sessionStorage.setItem(BOOK_NOW_SESSION_KEY, "true")
  }
}

function trackLinkListClick(linkText: string) {
  if (!linkText) return
  trackEvent({
    event: "linkClick",
    link: { name: linkText },
  })
}

type UsePointsModalProps = {
  buttonVariant: ButtonProps["variant"]
  contentData: UsePointsModalData
  points: number
  className?: string
}

export function UsePointsModal({
  buttonVariant,
  contentData,
  points,
  className,
}: UsePointsModalProps) {
  const intl = useIntl()
  const [isOpen, setIsOpen] = useState(false)
  const pathname = usePathname()
  const initialSearchParams = useSearchParams()

  const searchParams = serializeBookingSearchParams(
    {
      searchType: SEARCH_TYPE_REDEMPTION,
      focusWidget: true,
    },
    { initialSearchParams }
  )

  const bookLink = `${pathname}?${searchParams}`

  const items = contentData?.all_usepointsmodal?.items?.[0]

  if (!items) {
    return null
  }

  const linkListItems = items.link_group.map((link) => ({
    text: link.text,
    isExternal: link.isExternal,
    href: link.href,
    illustration: link.illustration,
    onClick: () => trackLinkListClick(link.text),
  }))

  return (
    <>
      <UsePointsButton
        variant={buttonVariant}
        onPress={() => {
          setIsOpen(true)
          trackButtonClick("use points")
        }}
        className={className}
      />
      <Modal isOpen={isOpen} onToggle={setIsOpen} withActions>
        <div className={styles.modalContent}>
          <div className={styles.header}>
            <Typography variant="Tag/sm">
              <p className={styles.pointsText}>
                {intl.formatMessage({
                  id: "myPages.membershipPoints.youHave",
                  defaultMessage: "You have",
                })}
              </p>
            </Typography>
            <div className={styles.points}>
              <Typography variant="Title/lg">
                <p className={styles.pointsNumber}>
                  {intl.formatNumber(points)}
                </p>
              </Typography>
              <Typography variant="Tag/sm">
                <p className={styles.pointsText}>
                  {intl.formatMessage({
                    id: "myPages.membershipPoints.pointsToSpend",
                    defaultMessage: "points to spend",
                  })}
                </p>
              </Typography>
            </div>
          </div>
          <div>
            {points >= 10000 ? (
              <InfoCardWithImage
                image={items.image}
                heading={intl.formatMessage({
                  id: "myPages.membershipPointsModal.headingAboveThreshold",
                  defaultMessage: "You’ve earned a night away",
                })}
                bodyText={intl.formatMessage({
                  id: "myPages.membershipPointsModal.bodytext",
                  defaultMessage: "Reward nights start at 10,000 points",
                })}
                primaryButton={{
                  href: bookLink,
                  text: intl.formatMessage({
                    id: "myPages.membershipPointsModal.bookNow",
                    defaultMessage: "Book now",
                  }),
                  // Kind of a hack to make sure the link opens with focus inside the booking widget
                  // This should be refactored and the booking widget should handle this itself.
                  // Currently it only listens to the search param on first load.
                  isExternal: true,
                  onClick: () => trackButtonClick("book now"),
                }}
                secondaryButton={{
                  href: rewardNightsURL,
                  text: intl.formatMessage({
                    id: "myPages.membershipPointsModal.priceList",
                    defaultMessage: "Price list",
                  }),
                  openInNewTab: true,
                  trailingIconName: "open_in_new",
                  onClick: () => trackButtonClick("price list"),
                }}
                theme="Primary 3"
                imagePosition="top"
                height="dynamic"
              />
            ) : (
              <InfoCardWithImage
                heading={intl.formatMessage({
                  id: "myPages.membershipPointsModal.headingBelowThreshold",
                  defaultMessage:
                    "Earn at least 10 000 points for a reward night",
                })}
                secondaryButton={{
                  href: rewardNightsURL,
                  text: intl.formatMessage({
                    id: "myPages.membershipPointsModal.priceList",
                    defaultMessage: "Price list",
                  }),
                  openInNewTab: true,
                  trailingIconName: "open_in_new",
                  onClick: () => trackButtonClick("price list"),
                }}
                theme="Primary 3"
                imagePosition="top"
                height="dynamic"
              />
            )}
          </div>
          <div>
            <LinkList linkListItems={linkListItems}></LinkList>
          </div>
          <MessageBanner
            type="info"
            text={intl.formatMessage({
              id: "myPages.membershipPointsModal.infoBanner",
              defaultMessage:
                "Spending points do not affect your level progress.",
            })}
          />
        </div>
      </Modal>
    </>
  )
}